define(['plugins/router', 'knockout'], function(router, ko) {
    var childRouter = router.createChildRouter()
        .makeRelative({
            moduleId:'viewmodels/paper',//其实是模块的相对文件夹路径
            fromParent:true
        }).map([
            { route: ['', 'white-paper'],    moduleId: 'white-paper', title: '白纸',        nav: true },
            { route: 'yellow-paper',     moduleId: 'yellow-paper', title: '黄纸',    nav: true },
            { route: 'green-paper',    moduleId: 'green-paper', title: '绿纸',    nav: true }
        ]).buildNavigationModel();

    return {
        router: childRouter,
    };
});